Good news! I am not sure, I can even handle a multifocal lens dividing the lens in up to three different regions (top, middle, and bottom).
"As we get older, most of us will need glasses – first reading glasses, then multifocals (or progressives), a market worth some $12 billion in the United States alone. The total value of the vision-care industry tops $100 billion globally. ...
There are different grades of glasses, but the best can easily run over $1,000 a pair. There are also visual distortions to get used to, sometimes necessitating a change in prescription as the optometrist tries to get it exactly right, and a waiting period as the glasses are pressed at a factory, often far away.
A new technology from Israeli startup Addon Optics brings the factory into the optician’s office.
The company has developed a device the size of a toaster oven or a small 3D printer that can create a multifocal lens in six minutes at a fraction of the former cost, replacing a large manufacturing plant. ..."
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